gehgassi_backend/gehGassi.Persistence/Migrations/20221104144622_vw_RatingsWithNamesAdded.cs

45 lines
1.9 KiB
C#

using Microsoft.EntityFrameworkCore.Migrations;
using System;
#nullable disable
namespace gehGassi.Persistence.Migrations
{
public partial class vw_RatingsWithNamesAdded : Migration
{
protected override void Up(MigrationBuilder migrationBuilder)
{
var viewName = "vw_RatingsWithNames";
var sql = @"SELECT R.*,
CONCAT(A.FirstName, ' ', A.LastName) AS FromName, A.Photo AS FromPhoto,
TargetName =
CASE
WHEN R.TargetType = 0 THEN CONCAT(T.FirstName, ' ', T.LastName)
WHEN R.TargetType = 1 THEN CONCAT(T.FirstName, ' ', T.LastName)
WHEN R.TargetType = 2 THEN D.Name
ELSE ''
END,
TargetPhoto =
CASE
WHEN R.TargetType = 0 THEN T.Photo
WHEN R.TargetType = 1 THEN T.Photo
WHEN R.TargetType = 2 THEN D.Photo
ELSE ''
END
FROM Ratings R
LEFT JOIN AppUsers A ON R.FromId = A.Id
LEFT JOIN AppUsers T ON R.TargetId = T.Id
LEFT JOIN Dogs D ON R.TargetId = D.Id";
migrationBuilder.Sql($"IF(exists (SELECT 1 FROM sys.views WHERE Name = '{viewName}')) BEGIN DROP VIEW [dbo].[{viewName}] END {Environment.NewLine} GO");
migrationBuilder.Sql($"CREATE VIEW [dbo].[{viewName}] AS {sql} {Environment.NewLine} GO");
}
protected override void Down(MigrationBuilder migrationBuilder)
{
var viewName = "vw_RatingsWithNames";
migrationBuilder.Sql($"IF(exists (SELECT 1 FROM sys.views WHERE Name = '{viewName}')) BEGIN DROP VIEW [dbo].[{viewName}] END {Environment.NewLine} GO");
}
}
}